The major bones of the lower limb Flashcards
Which hip bone bears the weight of the body when we sit down?
The Ischium
What bone is formed by five fused vertebrae at the distal end of the vertebral column?
The sacrum
A 74 year old lady with osteoporosis presents to the emergency department after a fall from standing height.
Which pelvic fracture would you suspect is most likely?
A pubic rami fracture
What is the innominate bone more commonly referred to as?
The hip bone
What is this bone called?
The ilium
Which arrow points to the pubic rami?
What are 3 functions of the pelvic girdle?
- transfer the weight of the upper body from the axial skeleton to the lower skeleton for standing and walking
- withstand compression from its support of body weight
- protect the pelvic viscera
What is the only weight bearing bone in the lower limb?
The tibia
Which is the smallest and most anterior of the hip bones?
Pubis
A 40 year old man is brought to A&E after a high speed road collision.
What pelvic fracture would you suspect is most likely?
An acetabular fracture
What is the sacrum formed by?
5 fused vertebrae at the distal end of the vertebral column
What is the innominate bone formed by?
the fusion of three smaller bones
What abnormalities can you spot in this X-Ray?
- Total left hip replacement
- Mildly displaced fractures of the right superior and inferior pubic rami.
Which structure passes through the foramen labelled A?
Obturator vein
Which part of the hip bone has been highlighted green?
The ischium
What is this bone called?
The Sacrum
What joint is this?
What type of joint is it?
Pubic symphysis
Cartilaginous joint
What is this bone called?
The tibia
Which is the largest and most prominent of the three hip bones?
The ilium
Where does the distal portion of the tibia articulate?
with the talus
Where does the patella attach?
Proximally to the tibial tuberosity
What is the longest bone in the body?
Femur
What joints are these?
What type of joint are they?
Sacro-iliac joints
synovial joints
What is this bone called?
The femur
What is this bone called?
The ischium
Where does the fibula articulate with the tibia?
at the proximal and distal end
Which is the most inferior of the hip bones?
Ischium
What is the only purpose of the fibula?
To provide attatchments for muscles and ligaments
What is this bone called?
The innominate bone
What is this bone called?
The innominate bone
What is the pelvis?
A bowl shaped group of bones that provide the bony attachment of the lower limb to the body
